IC
Isabella Capital Management LLP 13F Filings Tracker & Latest Positions (Q2 2026)
Isabella Capital Management LLPCIK: 0002134988
Concentrated strategySector-focusedLong-term holder
Total reported value
$188.3M
Reporting period: 2026-06-30 · Number of holdings: 8
Isabella Capital Management LLP disclosed 8 holdings in its latest 13F filing for the period ending 2026-06-30, with total reported value of $188.3M and a quarterly turnover rate of 0.0%.
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Personality snowflake
- Concentration
- 100
- Portfolio Stability
- 0
- Momentum
- 50
- Sector conviction
- 100
- Diversification
- 14
- Sizing Uniformity
- 88.16
Isabella Capital Management LLP's disclosed holdings carry a Herfindahl concentration index of 0.314 — mathematically equivalent to about 3 equally-sized positions, well below its 8 actual disclosed holdings. That gap points to a strategy built around a small core of high-conviction bets rather than broad diversification.
Position sizes are fairly uniform across the portfolio (a coefficient of variation of 1.18), suggesting a disciplined, rules-based approach to how much capital goes into each idea.
No strong tilt toward either adding to existing winners or initiating outsized new positions was observed in the latest reported quarter.
Sector classification currently covers about 59% of this portfolio's disclosed value; the remainder includes holdings (e.g. unmapped tickers, options, or other security types) not yet covered by our sector mapping.
Source and citation information
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Recent moves
View source Form 13F filing on SEC.govAdd BABA 0.5 06-01-31
+158.2% $45.6M
Trim HYG
+3.0% $1.9M
New buy WB 1.375 12-01-30
Sold out MSTR 0.875 03-15-31
Sold out MSTR 0 12-01-29
Sold out MSTR 0 03-01-30
Holdings Map
New buyAddUnchangedTrim
Top 10 holdings by weight
Full holdings list this quarter
Showing top 7 holdings (of 8 total)
| # | Ticker | Issuer | Asset Subclass | Weight | Weight Change | Shares Change | 4Q Trend |
|---|---|---|---|---|---|---|---|
| 1 | BABA 0.5 06-01-31Bond | Alibaba Group Holding | Bond | 44.52% | +16.20% | +158.18% | |
| 2 | HYG | Ishr Ibx Usd Hiyld Cb Etf-ui | ETF-High Yield | 29.51% | -10.29% | +2.96% | |
| 3 | MARA 2.125 09-01-31Bond | Mara Holdings Inc | Bond | 14.85% | +6.31% | +85.19% | |
| 4 | WB 1.375 12-01-30Bond | Weibo CORP | Bond | 7.98% | +7.98% | NEW | |
| 5 | ✓ | Stock-Other | 2.60% | +2.60% | NEW | ||
| 6 | ✓ | Stock-Other | 0.27% | +0.27% | NEW | ||
| 7 | ✓ | Stock-Other | 0.27% | +0.27% | NEW |
Reported value over time
Sector allocation
Sector allocation over time
Quarterly history
Holding changes this quarter
Isabella Capital Management LLP's most significant position changes for 2026-06-30: New buy: Weibo CORP (WB 1.375 12-01-30); Sold out: Strategy Inc (MSTR 0.875 03-15-31); Sold out: Strategy Inc (MSTR 0 12-01-29); Sold out: Strategy Inc (MSTR 0 03-01-30); New buy: .
| # | Ticker | Issuer | Weight Change | Shares Change | Action |
|---|---|---|---|---|---|
| 1 | BABA 0.5 06-01-31Bond | Alibaba Group Holding | +16.2% | +158.18% | Add |
| 2 | WB 1.375 12-01-30Bond | Weibo CORP | +8% | NEW | New buy |
| 3 | MARA 2.125 09-01-31Bond | Mara Holdings Inc | +6.3% | +85.19% | Add |
| 4 | ✓ | +2.6% | NEW | New buy | |
| 5 | ✓ | +0.3% | NEW | New buy | |
| 6 | ✓ | +0.3% | NEW | New buy | |
| 7 | SMCI | Super Micro Computer Inc | -0.8% | EXIT | Sold out |
| 8 | MSTR 0.625 09-15-28Bond | Strategy Inc | -2% | EXIT | Sold out |
| 9 | MSTR 0 03-01-30Bond | Strategy Inc | -6.5% | EXIT | Sold out |
| 10 | MSTR 0 12-01-29Bond | Strategy Inc | -6.8% | EXIT | Sold out |
| 11 | MSTR 0.875 03-15-31Bond | Strategy Inc | -7.2% | EXIT | Sold out |
| 12 | HYG | Ishr Ibx Usd Hiyld Cb Etf-ui | -10.3% | +2.96% | Add |
Filing History
FAQ
What is Isabella Capital Management LLP and what type of investor is it?
Isabella Capital Management LLP is an investment manager that files SEC Form 13F quarterly, disclosing its U.S. public equity holdings to regulators. As of the most recent reporting period (2026-06-30), the firm manages a tracked equity portfolio valued at approximately $188.3M, spread across 8 disclosed positions.
What are Isabella Capital Management LLP's largest equity positions?
Based on the latest 13F filing, Isabella Capital Management LLP's top holdings by market value are:
1. Alibaba Group Holding (BABA 0.5 06-01-31) — $83.9M (44.5%)
2. Ishr Ibx Usd Hiyld Cb Etf-ui (HYG) — $55.6M (29.5%)
3. Mara Holdings Inc (MARA 2.125 09-01-31) — $28.0M (14.8%)
4. Weibo CORP (WB 1.375 12-01-30) — $15.0M (8.0%)
5. — $4.9M (2.6%)
What changes did Isabella Capital Management LLP make in its most recent portfolio filing?
In the latest reported quarter, Isabella Capital Management LLP made 12 notable position adjustments: 4 new positions were initiated, 3 existing holdings were added to, 0 positions were partially reduced, and 5 were completely exited. The largest of these moves: New buy: Weibo CORP (WB 1.375 12-01-30); Sold out: Strategy Inc (MSTR 0.875 03-15-31); Sold out: Strategy Inc (MSTR 0 12-01-29); Sold out: Strategy Inc (MSTR 0 03-01-30); New buy:
What sectors does Isabella Capital Management LLP focus on?
Isabella Capital Management LLP is concentrated in the following sectors based on its current disclosed equity portfolio:
• Consumer Discretionary: 75.0%
• Financials: 25.0%
💡
Data Source Notice: AlphaSMO is the web's most authoritative 13F / Inside Trader database. Institutional holdings and insider trades presented here are precisely computed to deliver accurate portfolio reporting.
Investment Profile
Isabella Capital Management LLP's portfolio is concentrated and long-term-holding, with 75.0% of the portfolio concentrated in Consumer Discretionary.
It has added to its BABA 0.5 06-01-31 position for two straight quarters, increasing it by $46.5M to reach $83.9M.
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